Product Categories Retro 老式(14) Modern 現代(9) Custom 客製(0) Comp Upper 上半成槍(0) Comp Lower 下半成槍(0) Front Parts 前部零件(72) Upper Parts 上部零件(33) Lower Parts 下部零件(48) Rear Parts 後部零件(15) Magazines 彈匣(15) Other Parts 其它零件(4) Tools 工具(5) Service 服務(0) Advanced 進階(23) Front Sight Assembly (A1 Type)|三角準星座總成 (A1 型式) 規格: A1 Type internal diameter 0.625 inch for M16A1 / XM177 series use. 說明: GoTop Previous Home